---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-110389"
form_type: "8-K"
ticker: "CABA"
cik: "0001759138"
company_name: "Cabaletta Bio, Inc."
filed_at: "2024-09-30T23:59:59+00:00"
generated_at: "2026-05-31T00:47:54.028389+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Cabaletta Bio amends lease with CIC; $5.5M aggregate rent over Initial Term

## Summary
- Lease Amendment effective Oct 1, 2024 with CIC Innovation Communities.
- Neither party may terminate office/lab space from Oct 2024 through Aug 2026 (Initial Term) except by mutual agreement or CIC breach/bankruptcy.
- Company granted option to extend Initial Term by two additional 18-month terms.
- Aggregate monthly rent approx. $240,000; total $5.5M over Initial Term.
- Prior 30-day (office) and 90-day (lab) termination rights suspended during Initial Term.

## SEC filing metadata
- accession: 0000950170-24-110389
- form_type: 8-K
- ticker: CABA
- cik: 0001759138
- company_name: Cabaletta Bio, Inc.
- filed_at: 2024-09-30T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 1.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1759138/000095017024110389/0000950170-24-110389-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1759138/000095017024110389/caba-20240930.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-110389
- JSON: https://secwatch.observer/filing/0000950170-24-110389.json
- Plain text: https://secwatch.observer/filing/0000950170-24-110389.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.